package models

import (
	"errors"
	"fmt"
	"github.com/astaxie/beego/cache"
	"github.com/astaxie/beego/orm"
	"reflect"
	"strconv"
	"strings"
	"time"
)

type Interfacedefine struct {
	Id           int64  `form:"id" orm:"column(id)" json:"id"`                            //
	Name         string `form:"name" orm:"column(name)" json:"name"`                      //
	Description  string `form:"description" orm:"column(description)" json:"description"` //
	Ison         string `form:"ison" orm:"column(ison)" json:"ison"`                      //
	Lang         string `form:"langs" orm:"column(lang)" json:"lang"`                     //
	Url          string `form:"url" orm:"column(url)" json:"url"`                         // 地址
	Pubtime      string `form:"-" orm:"column(pubtime)" json:"pubtime"`                   //
	Method       string `form:"method" orm:"column(method)" json:"method"`                // 请求方式 GET/POST
	Paramtype    string `form:"paramtype" orm:"column(paramtype)" json:"paramtype"`
	Params       string `form:"params" orm:"column(params)" json:"params"`
	Headers      string `form:"headers" orm:"column(headers)" json:"headers"`
	StaticParams string `form:"staticparams" orm:"column(staticparams)" json:"staticparams"`
	EvalSrc      string `form:"eval_src" orm:"column(eval_src)" json:"eval_src"`
	EvalUsefor   string `form:"eval_usefor" orm:"column(eval_usefor)" json:"eval_usefor"`
}

var definecache, _ = cache.NewCache("memory", `{"interval":600}`)
var indefinecachePrefix = "interdefine"

func (t *Interfacedefine) TableName() string {
	return "interfacedefine"
}

func init() {
	orm.RegisterModel(new(Interfacedefine))
}

// AddInterfacedefine insert a new Interfacedefine into database and returns
// last inserted Id on success.
func AddInterfacedefine(m *Interfacedefine) (id int64, err error) {
	o := orm.NewOrm()
	o.Using("dbFace")
	id, err = o.Insert(m)
	return
}

// GetInterfacedefineById retrieves Interfacedefine by Id. Returns error if
// Id doesn't exist
func GetInterfacedefineById(id int64) (v *Interfacedefine, err error) {
	key := indefinecachePrefix + strconv.FormatInt(id, 10)
	if definecache.IsExist(key) {
		idefine := definecache.Get(key)
		v = idefine.(*Interfacedefine)
		err = nil
	} else {
		o := orm.NewOrm()
		o.Using("dbFace")
		v = &Interfacedefine{Id: id}
		if err = o.Read(v); err == nil {
			definecache.Put(key, v, 600*time.Second)
		}
	}
	return
}

//ClearInterfacedefineCacheById 清除缓存
func ClearInterfacedefineCacheById(id int64) {
	key := indefinecachePrefix + strconv.FormatInt(id, 10)
	definecache.Delete(key)
}

// GetAllInterfacedefine retrieves all Interfacedefine matches certain condition. Returns empty list if
// no records exist
func GetAllInterfacedefine(query map[string]string, fields []string, sortby []string, order []string,
	offset int64, limit int64) (ml []interface{}, count int64, err error) {
	o := orm.NewOrm()
	o.Using("dbFace")
	qs := o.QueryTable(new(Interfacedefine))
	// query k=v
	for k, v := range query {
		// rewrite dot-notation to Object__Attribute
		k = strings.Replace(k, ".", "__", -1)
		if strings.Contains(k, "isnull") {
			qs = qs.Filter(k, (v == "true" || v == "1"))
		} else {
			if k != "Name" {
				qs = qs.Filter(k, v)
			} else {
				qs = qs.Filter("name__icontains", v)
			}
		}
	}
	count, _ = qs.Count()
	// order by:
	var sortFields []string
	if len(sortby) != 0 {
		if len(sortby) == len(order) {
			// 1) for each sort field, there is an associated order
			for i, v := range sortby {
				orderby := ""
				if order[i] == "desc" {
					orderby = "-" + v
				} else if order[i] == "asc" {
					orderby = v
				} else {
					return nil, 0, errors.New("Error: Invalid order. Must be either [asc|desc]")
				}
				sortFields = append(sortFields, orderby)
			}
			qs = qs.OrderBy(sortFields...)
		} else if len(sortby) != len(order) && len(order) == 1 {
			// 2) there is exactly one order, all the sorted fields will be sorted by this order
			for _, v := range sortby {
				orderby := ""
				if order[0] == "desc" {
					orderby = "-" + v
				} else if order[0] == "asc" {
					orderby = v
				} else {
					return nil, 0, errors.New("Error: Invalid order. Must be either [asc|desc]")
				}
				sortFields = append(sortFields, orderby)
			}
		} else if len(sortby) != len(order) && len(order) != 1 {
			return nil, 0, errors.New("Error: 'sortby', 'order' sizes mismatch or 'order' size is not 1")
		}
	} else {
		if len(order) != 0 {
			return nil, 0, errors.New("Error: unused 'order' fields")
		}
	}

	var l []Interfacedefine
	qs = qs.OrderBy(sortFields...)
	if _, err = qs.Limit(limit, offset).All(&l, fields...); err == nil {
		if len(fields) == 0 {
			for _, v := range l {
				ml = append(ml, v)
			}
		} else {
			// trim unused fields
			for _, v := range l {
				m := make(map[string]interface{})
				val := reflect.ValueOf(v)
				for _, fname := range fields {
					m[fname] = val.FieldByName(fname).Interface()
				}
				ml = append(ml, m)
			}
		}
		return ml, count, nil
	}
	return nil, 0, err
}

// UpdateInterfacedefine updates Interfacedefine by Id and returns error if
// the record to be updated doesn't exist
func UpdateInterfacedefineById(m *Interfacedefine) (err error) {
	o := orm.NewOrm()
	o.Using("dbFace")
	v := Interfacedefine{Id: m.Id}
	// ascertain id exists in the database
	if err = o.Read(&v); err == nil {
		var num int64
		if num, err = o.Update(m); err == nil {
			fmt.Println("Number of records updated in database:", num)
		}
	}
	return
}

// DeleteInterfacedefine deletes Interfacedefine by Id and returns error if
// the record to be deleted doesn't exist
func DeleteInterfacedefine(id int64) (err error) {
	o := orm.NewOrm()
	o.Using("dbFace")
	v := Interfacedefine{Id: id}
	// ascertain id exists in the database
	if err = o.Read(&v); err == nil {
		var num int64
		if num, err = o.Delete(&Interfacedefine{Id: id}); err == nil {
			fmt.Println("Number of records deleted in database:", num)
		}
	}
	return
}

//获取可用的接口定义数据
func GetInterfaceDefineList() (res []Interfacedefine, err error) {
	o := orm.NewOrm()
	o.Using("dbFace")
	_, err = o.Raw("SELECT * FROM interfacedefine where ison = 'on' order by name asc").QueryRows(&res)
	return
}
